30 CFR § 40.4
Posting at mine
July 29, 2020
A copy of the information provided the operator pursuant to §40.3 of this part shall be posted upon receipt by the operator on the mine bulletin board and maintained in a current status.
A copy of the information provided the operator pursuant to §40.3 of this part shall be posted upon receipt by the operator on the mine bulletin board and maintained in a current status.